Knowledge Base

All Articles

In-depth articles on metallurgy, materials science, and metal processing — written for engineers and learners alike.

Filter: All Microstructure Materials Testing Calculators Fundamentals Welding Metallurgy Manufacturing Metallurgy Corrosion Science Steel & Ferrous Metallurgy
MA
Microstructure

Martensite: Lath vs Plate, Twinning, and Carbon Content Effects

Detailed guide to martensite morphologies in steel. Covers lath martensite (low/medium C), plate martensite (high C), midrib, internal twinning, retained austenite, and relationship to hardness and toughness.

MA
Fundamentals

Martensite in Steel — Diffusionless Transformation, BCT Structure and Hardness

Complete guide to martensite in steel. Covers diffusionless FCC→BCT transformation, Koistinen-Marburger equation, carbon content vs hardness relationship, lath vs plate morphology, and why tempering is essential.